1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef STAGEFRIGHT_METADATA_RETRIEVER_H_ 18 19 #define STAGEFRIGHT_METADATA_RETRIEVER_H_ 20 21 #include <media/MediaMetadataRetrieverInterface.h> 22 23 #include <media/stagefright/OMXClient.h> 24 #include <utils/KeyedVector.h> 25 26 namespace android { 27 28 struct DataSource; 29 class MediaExtractor; 30 31 struct StagefrightMetadataRetriever : public MediaMetadataRetrieverInterface { 32 StagefrightMetadataRetriever(); 33 virtual ~StagefrightMetadataRetriever(); 34 35 virtual status_t setDataSource( 36 const char *url, 37 const KeyedVector<String8, String8> *headers); 38 39 virtual status_t setDataSource(int fd, int64_t offset, int64_t length); 40 41 virtual VideoFrame *getFrameAtTime(int64_t timeUs, int option); 42 virtual MediaAlbumArt *extractAlbumArt(); 43 virtual const char *extractMetadata(int keyCode); 44 45 private: 46 OMXClient mClient; 47 sp<DataSource> mSource; 48 sp<MediaExtractor> mExtractor; 49 50 bool mParsedMetaData; 51 KeyedVector<int, String8> mMetaData; 52 MediaAlbumArt *mAlbumArt; 53 54 void parseMetaData(); 55 56 StagefrightMetadataRetriever(const StagefrightMetadataRetriever &); 57 58 StagefrightMetadataRetriever &operator=( 59 const StagefrightMetadataRetriever &); 60 }; 61 62 } // namespace android 63 64 #endif // STAGEFRIGHT_METADATA_RETRIEVER_H_ 65
